1605061420156 has 24 divisors (see below), whose sum is σ = 2877429207744. Its totient is φ = 782939646720.

The previous prime is 1605061420141. The next prime is 1605061420163. The reversal of 1605061420156 is 6510241605061.

It is a super-4 number, since 4×1605061420156⁴ (a number of 50 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10748701 + ... + 10897003.

It is an arithmetic number, because the mean of its divisors is an integer number (119892883656).

Almost surely, 2^{1605061420156} is an apocalyptic number.

It is an amenable number.

1605061420156 is a deficient number, since it is larger than the sum of its proper divisors (1272367787588).

1605061420156 is a wasteful number, since it uses less digits than its factorization.

1605061420156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214341 (or 214339 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 1605061420156 in words is "one trillion, six hundred five billion, sixty-one million, four hundred twenty thousand, one hundred fifty-six".